3.7V Lithium Battery Charger Protection Board 5V 1A 2A Li-ion Lipo Battery Charging Protect Two-in-one Module PCB BMS Micro USB


7771 in stock

SKU: 32798858483 Category:


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Module features and parameters:

Module name: 3.7V4.2V lithium battery charging board Charging mode: linear charging Charge current: 1A (adjustable: change the fixed resistor in the circuit board, you can change the output to 100mA-1000mA) The maximum output current(OUT+,OUT-) :2.3A Charging accuracy: 1.5% Input voltage: 4.5V-5.5V Full charge voltage: 4.2V (4.1-4.2) Charge indication: red light charge blue (green) lamp full charge Input interface: MICRO USB Operating temperature: -10 ℃ to +85 ℃ Can reverse: can not reverse Weight: 2.3g Peripheral dimensions: 27 * 17.5 * 3.9mm Features:

★ The module uses a very mature charge chip 4056, the external circuit is simple, good protection, high charging accuracy.

★ This module is mechanical automated processing, all-chip parts manufacturing, each module will be tested before shipment, high reliability.

★ The module current can be adjusted, as long as the change in the circuit board fixed resistance, you can change the output caused 100mA-1000mA, very convenient.

Additional information

Weight 0.03 kg
Dimensions 15 × 10 × 8 cm
Brand Name

Olive Leaf

Compatible Brand/Model


Model Number

Charger Protection Board

charging voltage


charging current





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